US2009117799A1PendingUtilityA1

Cellulose Fiber Blended Fabric

Assignee: YOSHIDA YUJIPriority: Jan 26, 2006Filed: Jan 26, 2007Published: May 7, 2009
Est. expiryJan 26, 2026(expired)· nominal 20-yr term from priority
D10B 2403/02Y10T442/3976D04B 21/16D06M 11/38D10B 2401/02D10B 2403/023D10B 2201/00D04B 1/16Y10T442/3008D02G 3/04D02G 3/26D06M 11/00D04B 21/00
48
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Claims

Abstract

The present invention provides a fabric which makes the wearer feel comfortable when the wearer is not in a sweating state and does not give a sticky feeling or a steamy feeling to the wearer even when the wearer perspires. The present invention can be achieved by a cellulose fiber-blended fabric, characterized by comprising cellulose fibers having a rate of dimensional change upon water absorption of 2% or more. When the fabric of the present invention is applied to sportswear, inner wear, outer wear, and the like, the wearer can obtain a comfortable wear feeling.

Claims

exact text as granted — not AI-modified
1 . A cellulose fiber-blended fabric, characterized by comprising cellulose fibers having a rate of dimensional change upon water absorption of 2% or more. 
   
   
       2 . The cellulose fiber-blended fabric according to  claim 1 , characterized by comprising cellulose fibers self-extensible upon water absorption having an extensibility upon water absorption of +3% or more. 
   
   
       3 . The cellulose fiber-blended fabric according to  claim 2 , wherein the content of said cellulose fibers is 10 wt % or more. 
   
   
       4 . The cellulose fiber-blended fabric according to  claim 3 , wherein the fabric has a tubular knitted structure having a portion in which two or more welt loops and/or tuck loops are successively formed from the cellulose fibers self-extensible upon water absorption having an extensibility upon water absorption of +3% or more. 
   
   
       5 . The cellulose fiber-blended fabric according to  claim 3 , wherein the fabric has a warp knitted structure characterized in that the cellulose fibers self-extensible upon water absorption having an extensibility upon water absorption of +3% or more are looped; the fabric has a swing knitting texture of one to four stitches; and the fabric has a reduction rate of knitted fabric density upon water absorption of 5 to 40%. 
   
   
       6 . The cellulose fiber-blended fabric according to  claim 4  or  5 , characterized in that the cellulose fiber self-extensible upon water absorption has been subjected to dipping treatment in an aqueous alkali solution of 20 g/L or more at 20° C. or higher for 5 minutes or more. 
   
   
       7 . The cellulose fiber-blended fabric according to  claim 1 , characterized by comprising cellulose fibers self-shrinkable upon water absorption having an extensibility upon water absorption of −2% or less. 
   
   
       8 . The cellulose fiber-blended fabric according to  claim 7 , characterized in that the fabric is a multilayer fabric with separated portions and non-separated portions repeatedly formed therein, wherein one outer layer and/or an intermediate layer thereof comprises the cellulose fibers self-shrinkable upon water absorption having an extensibility upon water absorption of −2% or less; the other outer layer is formed from fibers non-shrinkable upon water absorption; and the non-separated portions in the course direction are formed from non-shrinkable fibers. 
   
   
       9 . The cellulose fiber-blended fabric according to  claim 7 , characterized in that the fabric is a three-dimensional fabric with separated portions and non-separated portions repeatedly formed therein, wherein one outer layer (C) forming the separated portions comprises the cellulose fibers self-shrinkable upon water absorption having an extensibility upon water absorption of −2% or less; the other outer layer (D) comprises fibers non-shrinkable upon water absorption; and the number of courses in (C) is larger than the number of courses in (D). 
   
   
       10 . The cellulose fiber-blended fabric according to  claim 7 , characterized in that the cellulose fibers self-shrinkable upon water absorption have a twist coefficient of 8,200 to 35,000.

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